1000022472 has 48 divisors (see below), whose sum is σ = 2774460780. Its totient is φ = 325209600.

The previous prime is 1000022461. The next prime is 1000022533. The reversal of 1000022472 is 2742200001.

1000022472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 678394116 + 321628356 = 26046^2 + 17934^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166429 + ... + 172332.

Almost surely, 2^1000022472 is an apocalyptic number.

1000022472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000022472 is an abundant number, since it is smaller than the sum of its proper divisors (1774438308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000022472 is a wasteful number, since it uses less digits than its factorization.

1000022472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338814 (or 338807 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 1000022472 is about 31623.1319132056. The cubic root of 1000022472 is about 1000.0074906106.

Adding to 1000022472 its reverse (2742200001), we get a palindrome (3742222473).

The spelling of 1000022472 in words is "one billion, twenty-two thousand, four hundred seventy-two".